Stop cold drafts and dampness by sealing rim joists and penetrations in London, Ontario basements, improving comfort

https://padlet.com/drainageashworthxcwdh/bookmarks-opgvnxhxp8r2muid/wish/wKmOZ52OL9KoWzMA

Stop cold drafts and dampness by sealing rim joists and penetrations in London, Ontario basements, improving comfort, energy efficiency, and moisture resistance.